From Wiktionary, the free dictionary
From Old Norse eyrr (“riverbank”).
tiùrr m (genitive singular tiùrr, plural tiùrran)
- The high-water mark.
- The portion of a beach above the high-water mark.
- Flotsam and jetsam.
- A heap or pile.
Note: Certain mutated forms of some words can never occur in standard Scottish Gaelic.
All possible mutated forms are displayed for convenience.